Biology news

Neanderthal genome unlocks secrets of human evolution

The veil of mystery surrounding our extinct hominid cousins, the Neanderthals, has been at least partially lifted to reveal surprising results. Scientists with the U.S. Department of Energy’s Lawrence Berkeley ...

Nov 15, 2006 4.2 / 5 (47) 0

Plants live, die according to their size

Plants self-regulate their populations to maintain stability and optimize their lives, with the lengths of their lives directly related to their mass, a recent study has found. Further, a single scaling power ...

Oct 22, 2007 4.3 / 5 (45) 2 feature

Maxwell's demons may drive some biological systems

(PhysOrg.com) -- According to the second law of thermodynamics, entropy always increases. For example, two bodies of different temperatures, when brought into contact, will eventually mix together to result in a uniform temperature. ...

Sep 10, 2008 4.5 / 5 (42) 0 feature

Modern brains have an ancient core

Hormones control growth, metabolism, reproduction and many other important biological processes. In humans, and all other vertebrates, the chemical signals are produced by specialised brain centres such as the hypothalamus ...

Jun 29, 2007 4.5 / 5 (42) 0